CN210854909U

CN210854909U - Elevator counterweight wheel structure

Info

Publication number: CN210854909U
Application number: CN201921626426.2U
Authority: CN
Inventors: 宗耀
Original assignee: Huzhou Jingjin Machinery Co ltd
Current assignee: Huzhou Jingjin Machinery Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-26
Anticipated expiration: 2029-09-27

Abstract

The utility model relates to the technical field of elevator, and an elevator counterweight structure is disclosed, which comprises a cross beam, fixed mounting has perpendicular roof beam below the both ends about the crossbeam, it has first axostylus axostyle and second axostylus axostyle to alternate above the roof beam, the equal fixed mounting in both ends has the knob about first axostylus axostyle and second axostylus axostyle, the knob inboard is provided with the screw thread seat, the thread groove has been seted up to the inside of erecting the roof beam. This elevator counterweight wheel structure is when using, because the contact surface of speed reduction sleeve and first axostylus axostyle is crude frosting, so the speed reduction sleeve can be under the drive of towline, slow rotation is until stopping, just so can the at utmost alleviate because towline and counterweight wheel take place the slippage and cause the dangerous situation that the elevator descends rapidly to realize being convenient for to the loading and unloading of counterweight wheel, do not damage crossbeam bearing capacity, the elevator that possesses safety protection measure simultaneously is to the purpose of counterweight wheel structure.

Description

Elevator counterweight wheel structure

Technical Field

The utility model relates to an elevator technical field specifically is an elevator is to heavy round structure.

Background

At present, a lift car, a traction sheave and a counterweight housing of a lift elevator are connected through a traction rope, wherein the counterweight housing is provided with a counterweight sheave for connecting with the traction rope; typically, the counterweight wheel is fixed to the counterweight frame by bearings through a cross beam on the counterweight frame. However, in the above design, two holes for placing the bearings of the counterweight wheels need to be formed in the cross beam of the counterweight frame, so that permanent damage is caused to the cross beam, and the bearing capacity of the cross beam is affected. In addition, the counterweight wheel is inconvenient to assemble and disassemble due to the design, and meanwhile, the situation possibly occurs in the elevator, so that the slipping between the traction rope and the counterweight wheel is caused, the elevator rapidly descends, and serious consequences can be caused.

SUMMERY OF THE UTILITY MODEL

For realizing above-mentioned one kind be convenient for to heavily taking turns loading and unloading, do not damage crossbeam bearing capacity, the elevator that possesses the safety protection measure simultaneously is to the purpose of heavy round structure, the utility model provides a following technical scheme: an elevator counterweight wheel structure comprises a cross beam, vertical beams are fixedly installed below the left end and the right end of the cross beam, a first shaft rod and a second shaft rod are inserted on the vertical beams in a penetrating manner, knobs are fixedly installed at the left end and the right end of the first shaft rod and the second shaft rod, a thread seat is arranged on the inner side of each knob, a thread groove is formed in each vertical beam, a counterweight wheel is in threaded connection with the upper surface of the first shaft rod and the inner side of each vertical beam, a thread sleeve is fixedly installed in each counterweight wheel, a bearing is fixedly installed on the outer side of each thread sleeve and the inner side of each counterweight wheel, a fixed thread is arranged on the upper surface of the first shaft rod, a protective shell sleeve is sleeved outside each counterweight wheel, the upper end of each protective shell is fixedly connected with the cross beam through a fixed block, and deceleration sleeves are sleeved inside the left side and the right side of each counterweight wheel, the reinforced metal supporting rod is fixedly mounted below the cross beam, a clamping sleeve is fixedly connected below the reinforced metal supporting rod, a threaded rod and a threaded sleeve are respectively arranged at the right end of the first shaft rod and the left end of the second shaft rod, and a metal sleeve rod is sleeved outside the threaded rod and the threaded sleeve.

The utility model has the advantages that: when the elevator counterweight wheel structure is used, the first shaft lever and the second shaft lever are inserted through the thread groove and the thread sleeve and then the left end and the right end of the first shaft lever and the second shaft lever are movably connected inside the thread rod, wherein the left end and the right end of the first shaft lever and the second shaft lever are fixed on the vertical beam through the thread seat and the thread groove, the thread sleeve is inosculated with the fixed thread in the mounting and dismounting process, the fixed thread can be separated from the thread sleeve by reversely rotating the first shaft lever or the second shaft lever, then the counterweight wheel is conveniently taken down from one side of the first shaft lever or the second shaft lever, the arrangement can be more convenient for mounting and dismounting the counterweight wheel, the thread rod is in threaded connection with the thread sleeve, thereby facilitating mounting and dismounting the counterweight wheel, the whole structure is not required to be dismounted when a certain counterweight wheel is checked and replaced, thereby reducing the workload of workers, the reinforced metal supporting rods are fixedly connected with the metal loop bar in three and one reinforced metal supporting rod in the middle, the upper ends of the reinforced metal supporting rods are fixedly connected with the cross beam, the lower ends of the reinforced metal supporting rods are clamped with the first shaft lever and the second shaft lever, so that the first shaft lever and the second shaft lever are connected more stably, the lower end of the cross beam is not provided with a slotted hole for placing the counterweight wheel, so that the firmness degree of the cross beam can be ensured, the lower ends of the reinforced metal supporting rods are fixedly connected with clamping sleeves, fixing bolts are inserted into the lower ends of the clamping sleeves in a penetrating manner, the clamping sleeves are clamped on the first shaft lever or the second shaft lever, then the lower ends of the clamping sleeves are tightened and fixed through the fixing bolts, the rotation of the counterweight wheel cannot be influenced due to the gap between the speed reducing sleeve and the counterweight wheel, the contact surface of the speed reducing sleeve and the first shaft lever is set to be a rough frosted surface, and the traction, the towline can the landing to the higher authority of speed reduction sleeve, the towline can contact with speed reduction sleeve and the towline can rub on speed reduction sleeve under the effect of gravity at the time, because the contact surface of speed reduction sleeve and first axostylus axostyle is crude frosting, so speed reduction sleeve can be under the drive of towline, slow rotation is until stopping, just so can the at utmost alleviate because the towline takes place the slippage with the counterweight wheel and cause the dangerous situation that the elevator descends rapidly, thereby realize being convenient for to the loading and unloading of counterweight wheel, do not damage crossbeam bearing capacity, the elevator that possesses safety protection measure simultaneously is to the purpose of counterweight wheel structure.

Preferably, the threaded seat is in threaded connection with the threaded groove, and the left end and the right end of the first shaft rod and the second shaft rod are fixed on the vertical beam by inserting the first shaft rod and the second shaft rod through the vertical beam and connecting the first shaft rod and the second shaft rod with the threaded seat and the threaded groove in a mounting process.

As optimization, the thread bush is identical with the fixed thread, the fixed thread and the thread bush can be separated by reversely rotating the first shaft lever or the second shaft lever in the process of mounting and dismounting through the thread bush and the fixed thread, then the counterweight wheel is conveniently taken down from one side of the first shaft lever or the second shaft lever, and the counterweight wheel can be mounted and dismounted more conveniently through the arrangement.

Preferably, a gap exists between the speed reducing sleeve and the counterweight wheel, the contact surface of the speed reducing sleeve and the first shaft lever is set to be a rough frosted surface, when emergency happens, the traction rope is separated from the counterweight wheel, the traction rope can slide onto the speed reducing sleeve, the traction rope can be in contact with the speed reducing sleeve and can rub on the speed reducing sleeve under the action of gravity, and the contact surface of the speed reducing sleeve and the first shaft lever is the rough frosted surface, so that the speed reducing sleeve can be driven by the traction rope to slowly rotate until the speed reducing sleeve stops, and the dangerous condition that the elevator rapidly descends due to slippage of the traction rope and the counterweight wheel can be relieved to the maximum extent.

As optimization, the threaded rod is in threaded connection with the threaded sleeve, and the threaded rod is in threaded connection with the threaded sleeve, so that the counterweight wheel can be conveniently mounted and dismounted, the whole structure does not need to be dismounted when a certain counterweight wheel is checked and replaced, and the workload of workers is reduced.

Preferably, a fixing bolt is inserted into the lower end of the clamping sleeve in a penetrating manner, the clamping sleeve is clamped on the first shaft lever or the second shaft lever, and then the lower end of the clamping sleeve is tightened and fixed through the fixing bolt.

As optimization, the reinforced metal supporting rods are fixedly connected with the metal sleeve rod through three and one middle reinforced metal supporting rod, the upper ends of the reinforced metal supporting rods are fixedly connected with the cross beam, and the lower ends of the reinforced metal supporting rods are clamped with the first shaft rod and the second shaft rod together, so that the first shaft rod and the second shaft rod are connected more stably.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 100-beam, 101-vertical beam, 102-first shaft rod, 103-protective shell sleeve, 104-reinforced metal support rod, 105-knob, 106-thread seat, 107-clamping sleeve, 108-fixing bolt, 109-speed reducing sleeve, 110-counterweight wheel, 111-thread sleeve, 112-metal sleeve rod, 113-thread sleeve, 114-fixing thread, 115-thread rod, 116-fixing block, 117-thread groove, 118-second shaft rod and 119-bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an elevator counterweight wheel structure includes a cross beam 100, vertical beams 101 are fixedly installed below left and right ends of the cross beam 100, a first shaft rod 102 and a second shaft rod 118 are inserted above the vertical beams 101, knobs 105 are fixedly installed at left and right ends of the first shaft rod 102 and the second shaft rod 118, screw thread seats 106 are disposed inside the knobs 105, screw thread grooves 117 are formed inside the vertical beams 101, the screw thread seats 106 are in threaded connection with the screw thread grooves 117, during installation, the left and right ends of the first shaft rod 102 and the second shaft rod 118 are fixed on the vertical beams 101 by inserting the first shaft rod 102 and the second shaft rod 118 through the vertical beams 101 and through the screw thread seats 106 and the screw thread grooves 117, a counterweight wheel 110 is in threaded connection with the inner side of the vertical beams 101 above the first shaft rod 102, a threaded sleeve 111 is fixedly installed inside the counterweight wheel 110, a bearing 119 is fixedly installed outside the threaded sleeve 111 and inside the counterweight wheel 110, the fixed thread 114 is arranged on the first shaft lever 102, the thread sleeve 111 is matched with the fixed thread 114, the fixed thread 114 can be separated from the thread sleeve 111 by reversely rotating the first shaft lever 102 or the second shaft lever 118 in the process of mounting and dismounting through the matching of the thread sleeve 111 and the fixed thread 114, then the counterweight wheel 110 can be conveniently taken down from one side of the first shaft lever 102 or the second shaft lever 118, the mounting and dismounting of the counterweight wheel 110 can be more conveniently realized by the arrangement, the protective shell 103 is sleeved outside the counterweight wheel 110, the upper end of the protective shell 103 is fixedly connected with the cross beam 100 through the fixed block 116, the speed reducing sleeves 109 are sleeved inside the protective shell 103 at the left side and the right side of the counterweight wheel 110, a gap exists between the speed reducing sleeves 109 and the counterweight wheel 110, the contact surface of the speed reducing sleeves 109 and the first shaft lever 102 is set to be a rough frosted surface, and the traction rope is separated from the counterweight wheel 110 when emergency occurs, the hoisting rope slides to the upper surface of the speed reducing sleeve 109, the hoisting rope contacts with the speed reducing sleeve 109 at the moment and rubs on the speed reducing sleeve 109 under the action of gravity, because the contact surface of the speed reducing sleeve 109 and the first shaft rod 102 is a rough frosted surface, the speed reducing sleeve 109 can slowly rotate until stopping under the driving of the hoisting rope, thus the dangerous condition that the elevator rapidly descends due to the slipping of the hoisting rope and the counterweight wheel 110 can be relieved to the maximum extent, the reinforcing metal support rod 104 is fixedly arranged under the cross beam 100, the reinforcing metal support rod 104 is provided with three reinforcing metal support rods 104, the middle reinforcing metal support rod 104 is fixedly connected with the metal sleeve rod 112, the upper end of the reinforcing metal support rod 104 is fixedly connected with the cross beam 100, and the lower end of the reinforcing metal support rod 104 is clamped with the first shaft rod 102 and the second shaft rod 118, so that the first shaft rod 102 and the second shaft rod 118 are connected more stably, because no slotted hole for placing the counterweight wheel 110 is formed on the upper surface of the cross beam 100, the firmness degree of the cross beam 100 can be ensured, the clamping sleeve 107 is fixedly connected to the lower surface of the reinforced metal support rod 104, the fixing bolt 108 is inserted into the lower end of the clamping sleeve 107 in a penetrating way, the clamping sleeve 107 is clamped on the upper surface of the first shaft rod 102 or the second shaft rod 118, then the lower end of the clamping sleeve 107 is tightened and fixed through a fixing bolt 108, the right end of the first shaft lever 102 and the left end of the second shaft lever 118 are respectively provided with a threaded rod 115 and a threaded sleeve 113, the outer parts of the threaded rod 115 and the threaded sleeve 113 are sleeved with a metal sleeve rod 112, the threaded rod 115 is in threaded connection with the threaded sleeve 113, the threaded rod 115 is connected with the threaded sleeve 113 in a threaded mode, so that the weight wheel 110 is convenient to mount and dismount, when a certain counterweight wheel 110 is checked and replaced, the whole structure is not required to be dismantled, so that the workload of workers is reduced.

When in use, the counterweight wheel structure of the elevator is characterized in that the first shaft rod 102 and the second shaft rod 118 are inserted through the thread groove 117 and the thread sleeve 111, then the left end and the right end of the first shaft rod 102 and the second shaft rod 118 are movably connected inside the thread rod 115, wherein the left end and the right end of the first shaft rod 102 and the second shaft rod 118 are fixed on the vertical beam 101 through the thread seat 106 and the thread groove 117 in a threaded manner, the fixed thread 114 can be separated from the thread sleeve 111 by matching the thread sleeve 111 with the fixed thread 114 in the mounting and dismounting process, the first shaft rod 102 or the second shaft rod 118 is rotated in reverse direction, then the counterweight wheel 110 is conveniently taken down from one side of the first shaft rod 102 or the second shaft rod 118, so that the counterweight wheel 110 can be more conveniently mounted and dismounted, the threaded rod 115 is in threaded connection with the thread sleeve 113, and the mounting and dismounting of the counterweight wheel 110 are convenient, when a counterweight wheel 110 is checked and replaced, the whole structure is not required to be dismantled, so that the workload of workers is reduced, the number of the reinforced metal support rods 104 is three, one reinforced metal support rod 104 in the middle is fixedly connected with the metal sleeve rod 112, the upper end of each reinforced metal support rod 104 is fixedly connected with the cross beam 100, the lower end of each reinforced metal support rod 104 is clamped with the first shaft rod 102 and the second shaft rod 118, so that the first shaft rod 102 and the second shaft rod 118 are connected more stably, the firmness of the cross beam 100 can be ensured because no slotted hole for placing the counterweight wheel 110 is formed in the upper surface of the cross beam 100, the lower end of each reinforced metal support rod 104 is fixedly connected with a clamping sleeve 107, a fixing bolt 108 is inserted in the lower end of each clamping sleeve 107 in a penetrating manner, the clamping sleeves 107 are clamped on the upper surfaces of the first shaft rod 102 or the second shaft rod 118, and then the lower ends of the clamping sleeves 107, because there is the gap between reduction sleeve 109 and counterweight sheave 110, can not influence the rotation of counterweight sheave 110, and the contact surface of reduction sleeve 109 and first axle lever 102 sets up to rough frosted surface, when taking place the emergency moment the towline breaks away from counterweight sheave 110, the towline can slide to the higher authority of reduction sleeve 109, at this moment the towline can contact with reduction sleeve 109 and the towline can rub on reduction sleeve 109 under the effect of gravity, because the contact surface of reduction sleeve 109 and first axle lever 102 is rough frosted surface, reduction sleeve 109 can be under the drive of towline, rotate slowly until stopping, just so can alleviate the danger condition that causes the elevator to descend rapidly because the towline takes place the slippage with counterweight sheave 110 to the at utmost.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. An elevator counterweight wheel structure, includes crossbeam (100), its characterized in that: the lower surfaces of the left end and the right end of the cross beam (100) are fixedly provided with vertical beams (101), the upper surface of each vertical beam (101) is inserted with a first shaft rod (102) and a second shaft rod (118), the left end and the right end of each first shaft rod (102) and each second shaft rod (118) are fixedly provided with knobs (105), the inner sides of the knobs (105) are provided with thread seats (106), the inner part of each vertical beam (101) is provided with a thread groove (117), the upper surface of each first shaft rod (102) and the inner side of each vertical beam (101) are in threaded connection with a counterweight wheel (110), the inner part of each counterweight wheel (110) is fixedly provided with a thread sleeve (111), the outer side of each thread sleeve (111) and the inner part of each counterweight wheel (110) are fixedly provided with a bearing (119), the upper surface of each first shaft rod (102) is provided with a fixed thread (114), and the outer part of each counterweight wheel (110) is sleeved with a, the upper end of protection shell (103) passes through fixed block (116) fixed connection with crossbeam (100), speed reduction sleeve (109) has been cup jointed to the left and right sides of counterpoise wheel (110) and the inside that is located protection shell (103), fixed mounting has below crossbeam (100) and strengthens metal branch (104), strengthen fixedly connected with joint cover (107) below metal branch (104), the right-hand member of first axostylus axostyle (102) and the left end of second axostylus axostyle (118) are provided with threaded rod (115) and threaded sleeve (113) respectively, metal loop bar (112) have been cup jointed to the outside of threaded rod (115) and threaded sleeve (113).

2. The elevator counterweight structure according to claim 1, characterized in that: the threaded seat (106) is in threaded connection with the threaded groove (117).

3. The elevator counterweight structure according to claim 1, characterized in that: the thread sleeve (111) is matched with the fixed thread (114).

4. The elevator counterweight structure according to claim 1, characterized in that: a gap exists between the speed reducing sleeve (109) and the counterweight wheel (110), and the contact surface of the speed reducing sleeve (109) and the first shaft lever (102) is set to be a rough frosted surface.

5. The elevator counterweight structure according to claim 1, characterized in that: the threaded rod (115) is in threaded connection with the threaded sleeve (113).

6. The elevator counterweight structure according to claim 1, characterized in that: and a fixing bolt (108) is inserted into the lower end of the clamping sleeve (107).

7. The elevator counterweight structure according to claim 1, characterized in that: the reinforcing metal supporting rods (104) are three, and one reinforcing metal supporting rod (104) in the middle is fixedly connected with the metal loop bar (112).